Enable profile switching for standalone App Launcher via the Settings App.

chrome/browser/ui/startup/startup_browser_creator.h

Index: chrome/browser/ui/startup/startup_browser_creator.h
diff --git a/chrome/browser/ui/startup/startup_browser_creator.h b/chrome/browser/ui/startup/startup_browser_creator.h
index edd3a4315aa2a7c90adc543301070e57dc527627..ca5693b64370412a464d21f50f73ea8d57cb3db7 100644
--- a/chrome/browser/ui/startup/startup_browser_creator.h
+++ b/chrome/browser/ui/startup/startup_browser_creator.h
@@ -48,9 +48,15 @@ class StartupBrowserCreator {
 
   // This function performs command-line handling and is invoked only after
   // start up (for example when we get a start request for another process).
-  // |command_line| holds the command line we need to process
-  static void ProcessCommandLineAlreadyRunning(const CommandLine& cmd_line,
-                                               const FilePath& cur_dir);
+  // |command_line| holds the command line we need to process.
+  // |cur_dir| is the current working directory that the original process was
+  // invoked from.
+  // |startup_profile_dir| is the directory that contains the profile that the
+  // command line arguments will be executed under.
+  static void ProcessCommandLineAlreadyRunning(
+      const CommandLine& command_line,
+      const FilePath& cur_dir,
+      const FilePath& startup_profile_dir);
 
   template <class AutomationProviderClass>
   static bool CreateAutomationProvider(const std::string& channel_id,
@@ -129,7 +135,7 @@ class StartupBrowserCreator {
 
   // Callback after a profile has been created.
   static void ProcessCommandLineOnProfileCreated(
-      const CommandLine& cmd_line,
+      const CommandLine& command_line,
       const FilePath& cur_dir,
       Profile* profile,
       Profile::CreateStatus status);